Generator dealers in Dennis, MA

33 authorized Generac, Kohler, Briggs dealers offering sales, service, installation, financing · 11 with customer ratings.

Generac 14kW Whole Home Generator, Transfer Switch & Cellular Capability

Dennis, MA · GeneracGenerac 14kW Whole-Home Standby GeneratorLowest price in 30 days$4,799−18%List: ~~$5,839~~Price as of Aug 16, 2026 · the price shown on Amazon at checkout applies.See This Deal on Amazon

Independent recommendation from GenDealers — any authorized dealer below can quote installation.

Search another city

33 dealers · sorted by distance

Featured spotYour business at the top of Dennis, MAFeatured listings show above every dealer in this city with your logo, description, and direct contact buttons.Get this spot

Mark Avery INC
0.5 mi
Generac · Select Dealer
Sales
77 Agnes Rd, South Dennis, MA 2660
Call Directions View profile
Hall Oil Company, Inc.
1.2 mi
Generac
Service
435 Route 134, South Dennis, MA 2660
Call Website Directions View profile
E.f. Winslow Plumbing & Heating Co.
2.0(8)1.8 mi
Generac · Elite Plus Dealer
Sales · Service
8 Reardon Cir, South Yarmouth, MA 2664
Call Website Directions View profile
Ef Winslow Plumbing & Heating Co. Inc.
1.8 mi
Kohler · Titanium
Sales · Service · Installation
8 Reardon Circle, South Yarmouth, MA 02664
Call Website Directions View profile
Seaside Gas Service INC
2.7 mi
Generac
Service
67 Helmsman Dr, Yarmouth Port, MA 2675
Call Website Directions View profile
Mcdonnell Mechanical Services, INC
2.5(6)3.1 mi
Generac · Select Dealer
Service
79 School St, West Dennis, MA 2670
Call Website Directions View profile
Bayside Electrical Contractors INC
2.5(2)4.8 mi
Generac · Select Dealer
Sales · Service
57 Mid Tech Dr, West Yarmouth, MA 2673
Call Directions View profile
Cape Island Generator, Inc.
4.8 mi
BriggsKohler
Sales · Service · Installation
103a Mid Tech Dr, West Yarmouth, MA 02673
Call Website Directions View profile
Harwich Port Heating & Cooling LLC
5.1 mi
Generac · Elite Dealer
Sales · Service · Financing
461 Lower County Rd, Harwich Port, MA 2646
Call Website Directions View profile
Ad
More options · GeneracGenerac Guardian 22kW Home Standby GeneratorThe long-running Guardian 22kW with a 200-amp service-rated transfer switch and Mobile Link Wi-Fi.See Current Price on Amazon
Independent recommendation from GenDealers — have a local dealer above quote installation.
Murphy Electrical Construction INC
2.5(98)6.0 mi
Generac · Elite Dealer
Sales · Service · Financing
Po Box 1873, Brewster, MA 2631
Call Website Directions View profile
Barons Engineering & Mechanical LLC
6.1 mi
Generac · Select Dealer
Sales
1032 Long Pond Rd, Brewster, MA 2631
Call Website Directions View profile
Robies Heating & Cooling
1.8(6)6.5 mi
Generac · Elite Plus Dealer
Sales · Service
279 Yarmouth Road, Hyannis, MA 2601
Call Website Directions View profile

Dealers in nearby cities

South Dennis, MA East Dennis, MA West Dennis, MA Dennis Port, MA Yarmouth Port, MA South Yarmouth, MA Northwest Harwich, MA Yarmouth, MA Harwich Center, MA

All cities in Massachusetts

About generator dealers in Dennis, MA

GenDealers lists 33 authorized generator dealers in and around Dennis, MA — independent businesses certified to sell, install and service Generac, Kohler, Briggs home standby generators, portable generators and transfer switches. Listings show each dealer's brand authorization tier, services (sales, service, installation, financing), customer rating, phone number and website so you can compare before you call.

Not sure what size you need? Use the generator sizing calculator first, then ask two or three dealers here for installed quotes. New to standby power? Start with Generator 101.